113443321 has 8 divisors (see below), whose sum is σ = 115647840. Its totient is φ = 111258912.

The previous prime is 113443313. The next prime is 113443327. The reversal of 113443321 is 123344311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113443321 - 2³ = 113443313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113443292 and 113443301.

It is not an unprimeable number, because it can be changed into a prime (113443327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6621 + ... + 16453.

It is an arithmetic number, because the mean of its divisors is an integer number (14455980).

Almost surely, 2^113443321 is an apocalyptic number.

It is an amenable number.

113443321 is a deficient number, since it is larger than the sum of its proper divisors (2204519).

113443321 is an equidigital number, since it uses as much as digits as its factorization.

113443321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055.

The product of its digits is 864, while the sum is 22.

The square root of 113443321 is about 10650.9774668807. The cubic root of 113443321 is about 484.0902220647.

Adding to 113443321 its reverse (123344311), we get a palindrome (236787632).

The spelling of 113443321 in words is "one hundred thirteen million, four hundred forty-three thousand, three hundred twenty-one".